<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="../css/bootstrap.css">
    <link rel="stylesheet" href="../css/my.css">

    <title>嵌套网格列</title>
</head>
<body>
    <div class="container">
        <!-- 最外层的行 -->
        <div class="row">
            <div class="col-sm-8 bg" style="background-color:#8EE5F5 ;">第一行第一列</div>
            <div class="col-sm-4 bg" >
                <div class="row">
                    <div class="col-12 bg" style="background-color:#F55877 ;">嵌套的第一行</div>
                </div>
                <div class="row">
                    <div class="col-6 bg" style="background-color:#FFEDAB ;">嵌套的第二行第一列</div>
                    <div class="col-6 bg" style="background-color:#FFE6D1 ;">嵌套的第二行第二列</div>
                </div>
            </div>
        </div>
    </div>
</body>
</html>